Tools & Wizards About Us
bahnprojekt-stuttgart-ulm.de screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

bahnprojekt-stuttgart-ulm.de

aktuell - Bahnprojekt-Stuttgart-Ulm

Page Load Speed

1.9 sec in total

First Response

21 ms

Resources Loaded

1.7 sec

Page Rendered

126 ms

bahnprojekt-stuttgart-ulm.de screenshot

About Website

Click here to check amazing Bahnprojekt Stuttgart Ulm content for Germany. Otherwise, check out these important facts you probably never knew about bahnprojekt-stuttgart-ulm.de

Aktuelle Nachrichten zum Bahnprojekt Stuttgart–Ulm. Auf unserer zentralen Informationsplattform finden Sie Fotos, Filme, Dokumente, Visualisierungen und Webcams. Das Bahnprojekt Stuttgart–Ulm ist die ...

Visit bahnprojekt-stuttgart-ulm.de

Key Findings

We analyzed Bahnprojekt-stuttgart-ulm.de page load time and found that the first response time was 21 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

bahnprojekt-stuttgart-ulm.de performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value40.7 s

0/100

25%

SI (Speed Index)

Value6.0 s

47/100

10%

TBT (Total Blocking Time)

Value810 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value117.8 s

0/100

10%

Network Requests Diagram

bahnprojekt-stuttgart-ulm.de

21 ms

437 ms

7015c8c4ac.css

18 ms

bhn.min.css

27 ms

jquery-2.1.4.min.js

309 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that all of those requests were addressed to Bahnprojekt-stuttgart-ulm.de and no external sources were called. The less responsive or slowest element that took the longest time to load (569 ms) belongs to the original domain Bahnprojekt-stuttgart-ulm.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.9 MB (6%)

Content Size

45.8 MB

After Optimization

42.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bahnprojekt-stuttgart-ulm.de main page is 45.8 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 44.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 868.8 kB

  • Original 1.0 MB
  • After minification 846.1 kB
  • After compression 181.0 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 203.6 kB, which is 19% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 868.8 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 1.9 MB

  • Original 44.1 MB
  • After minification 42.2 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Bahnprojekt Stuttgart Ulm images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 432 B

  • Original 401.5 kB
  • After minification 401.4 kB
  • After compression 401.1 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-65%

Potential reduce by 148.5 kB

  • Original 229.6 kB
  • After minification 229.2 kB
  • After compression 81.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Bahnprojekt-stuttgart-ulm.de needs all CSS files to be minified and compressed as it can save up to 148.5 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (8%)

Requests Now

118

After Optimization

109

  • Images
  • JavaScript
  • CSS

The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bahnprojekt Stuttgart Ulm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bahnprojekt-stuttgart-ulm.de

bahnprojekt-stuttgart-ulm.de

21 ms

437 ms

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18 ms

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27 ms

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309 ms

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317 ms

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18 ms

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53 ms

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322 ms

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304 ms

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302 ms

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569 ms

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60 ms

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542 ms

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67 ms

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194 ms

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Accessibility Review

bahnprojekt-stuttgart-ulm.de accessibility score

53

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA toggle fields do not have accessible names

High

[aria-*] attributes do not have valid values

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

bahnprojekt-stuttgart-ulm.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

bahnprojekt-stuttgart-ulm.de SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bahnprojekt-stuttgart-ulm.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bahnprojekt-stuttgart-ulm.de main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

bahnprojekt-stuttgart-ulm.de

Open Graph description is not detected on the main page of Bahnprojekt Stuttgart Ulm. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: